(19)

(11)

EP 1 668 241 A1

(12)

(43) Date of publication: 14.06.2006 Bulletin 2006/24 (21) Application number: 04789157.7 (22) Date of filing: 28.09.2004

(51) International Patent Classification (IPC):  F02M 61/18(1968.09) F02M 61/16(1968.09) (86) International application number: PCT/US2004/031805 (87) International publication number: WO 2005/033501 (14.04.2005 Gazette 2005/15)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 29.09.2003 US 506823 P (71) Applicant: Siemens VDO Automotive Corporation Auburn Hills, Michigan 48326-2980 (US)	(72) Inventor: IMOEHL, William J. Williamsburg, VA 23185 (US) (74) Representative: Payne, Janice Julia  Siemens AG, Postfach 22 16 34 80506 München 80506 München (DE)